asm: add save/restore regs macros for protected mode

Signed-off-by: Pawel Wieczorkiewicz <[email protected]>
KernelTestFramework · Oct 28, 2020 · f379bfa · f379bfa
1 parent 3eb030e
commit f379bfa
Showing 1 changed file with 20 additions and 0 deletions.
diff --git a/include/arch/x86/asm-macros.h b/include/arch/x86/asm-macros.h
@@ -65,6 +65,26 @@
     rep outsb
 .endm
 
+.macro SAVE_REGS_32
+    push %eax
+    push %ebx
+    push %ecx
+    push %edx
+    push %esi
+    push %edi
+    push %ebp
+.endm
+
+.macro RESTORE_REGS_32
+    pop %ebp
+    pop %edi
+    pop %esi
+    pop %edx
+    pop %ecx
+    pop %ebx
+    pop %eax
+.endm
+
 .macro SAVE_REGS
     push %_ASM_AX
     push %_ASM_BX